Statistics: Informed Decisions Using Data (4th Edition)

by Sullivan III, Michael

Published by Pearson

ISBN 10: 0321757270

ISBN 13: 978-0-32175-727-2

Chapter 11 - Section 11.3 - Assess Your Understanding - Applying the Concepts - Page 562: 9a

Answer

An observational study. The researcher measured the walking speed of travelers, but he did not influence the travelers' behavior.

Work Step by Step

Given above.

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